Home / 51,616.02-71,205.54-32,720.34

Finding the Fourth Proportional to 51,616.02, 71,205.54 and 32,720.34

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Solution

The fourth proportional to 51,616.02, 71,205.54 and 32,720.34 is: 45,138.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,616.02 : 71,205.54 = 32,720.34 : x
  2. Step 2: Convert to fraction form
    51,616.02/71,205.54 = 32,720.34/x
  3. Step 3: Cross multiply
    51,616.02x = 71,205.54 × 32,720.34
  4. Step 4: Simplify right side
    51,616.02x = 2,329,869,478.68
  5. Step 5: Solve for x
    x = 2,329,869,478.68/51,616.02
  6. Step 6: Final answer
    x = 45,138.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.